GDQLCNXB 2 Sets MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch
Asin: B09BJHM1PJ | Model: 20217301602 | PartNumber: 20217301602 | Ean: 0752771988437 | UPC: 752771988437
As an Amazon Associate we earn a fee from qualifying purchases when you follow a link to Amazon from this page. We rank the products, but the links to Amazon are promotional.3.Nc Means Normally Closed:When The Magnet Together, The Circuit Is Conductive( Light On ); When The Magnet Separate, The Circuit Is Not Conductive ( Light Off ).
5.These Are The Door Contact Sensors That Are In Use With Any And All Commercial Or Residential Card Access Systems As Well As All Security Burglar Alarm System.
4.Work As An Anti-Theft Alarm, Ideal For Metal Door And Window.
2.Contact Type: Nc (Normally Closed).
Features
- 1. Product Name: Magnetic Door Switch; Model: MC-33C
- 2.Contact Type: NC (Normally Closed)
- 3.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ); when the magnet separate, the circuit is not conductive ( light off )
- 4.Work as an anti-theft alarm, ideal for metal door and window
- 5.These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system
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Manufacturer: GDQLCNXB
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